JB4 Tuner for 2023+ B58 INEOS Grenadier 3.0L Select:JB4PRO Adapter (Uses Free JB4PRO App) 320ix / F32 F33 F36

320ix / F32 F33 F36 BMW 420i

delivering impressive power gains and improved driving dynamics

(1) Billet PCV K5 Oil Catch Can (Boost Side)

and X1 applications

(2) RAM Oil Catch Cans

JB4 Tuner for 2023+ B58 INEOS Grenadier 3.0L Select:JB4PRO Adapter (Uses Free JB4PRO App) 320ix / F32 F33 F36Power gains of up to 120WHP and 120WTQ on a stock vehicle without the risks of flashing! The JB4 is the most advanced and highly featured tuning system available for your B58 powered INEOS Grenadier. Power gains are up to 120hp to the wheels (140hp crank) on a completely stock B58 engine on pump gas, gains with bolt on parts, higher octane, E85 mixtures, and larger turbos are even higher. No ECU flash needed and compatible with locked ECUs The JB4